1)Bulb: 55W Halogen  Bulb                   2)Battery: 12V,7Ah   Lead Acid                           3)Luminous: High:900Lm,Low:400Lm          4)Light Intensity: 2 Million Candles 5)Working Time: 4 Hours                    6)Charging Time: 8-10 Hours                 7)Beam distance:800M